Remove `lsp-disabled-code-action-reason-face'

It is not used in `lsp-mode'.

Author: nbfalcon

lsp-mode.el

@@ -4885,11 +4885,6 @@ action.")
   "Face used to highlight disabled code actions.
 See `lsp-preferred-code-action-face' for details.")
 
-(defface lsp-disabled-code-action-reason-face '((t :inherit lsp-details-face))
-  "Face used to highlight the reason a code action is disabled.
-Shown after the code action in `lsp-execute-code-action',
-... (see `lsp-preferred-code-action-face').")
-
 (lsp-defun lsp--code-action-title ((action &as &CodeAction :title :is-preferred? :disabled?))
   "Render an `&CodeAction' as a propertized string."
   (--doto (copy-sequence title)